Little gray pussycat, pussycat, pussycat (“pet” one fist with other hand; speak quietly)
Little gray pussycat, creeping through the house. (creep fingers toward knees)
Little gray pussycat, pussycat, pussycat, (“pet” again)
Little gray pussycat…caught…a…mouse! (suspenseful; clap loudly on “mouse!”)